A crash between a bus and a truck in Brazil's center-western state of Mato Grosso killed 11 people and injured another 45 late Friday, the toll road operator and Brazil's federal highway police said on Saturday.
The injured were sent to nearby hospitals, firm Nova Rota do Oeste and the highway police said in separate statements.
Among the injured, 11 were in critical condition, 26 in moderate condition and eight had only minor injuries, they added.
Initial information indicates that a bus collided head-on with a truck transporting cottonseed near the city of Lucas do Rio Verde, according to the firm, which said it had been notified about the crash at 9:40 pm local time on Friday (0940 GST Saturday).

Swiss prosecutors summon owners of ski resort bar after deadly blaze
Trump cancels second wave of attacks on Venezuela after cooperation
Widespread power cuts, travel disrupted as Storm Goretti hammers northern Europe
At least one killed, dozens missing in landfill collapse in central Philippines
Trump says he will meet with Venezuela's Machado next week